vitamin b12 injections side effects acne study hints at a molecular mechanism for pathogenesis Can B12 vitamins cause acne?

Whilst some case reports have documented hair colour restoration after correcting severe B12 deficiency, these remain anecdotal and do not establish causality or predict outcomes for most individuals

To absorb B12 from food or from a pill, your body needs three things working together: Stomach acid , which releases B12 from the protein it is bound to Intrinsic factor , a protein your stomach lining makes that escorts B12 through your gut A healthy small intestine , specifically the last section, where B12 is finally taken in Should even one of these three steps break down, absorbing B12 from a tablet becomes difficult

Patients should verify whether their clinic dispenses approved drugs or compounded alternatives

The depth of skin that is removed is extremely thin